<template>
    <div class="login_container">
        <div class="login_box">
            <!-- 头像区 -->
            <div class="avatar_box">
                <img src="../assets/logo.png" alt="">
            </div>
            <!-- 登录表单区域 -->
            <el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" label-width="0px" class="login_form">
                <!--用户名 -->
                <el-form-item prop="username">
                    <el-input v-model="loginForm.username" prefix-icon="el-icon-user-solid"></el-input>
                </el-form-item>
                <!-- 密码-->
                <el-form-item prop="password">
                    <el-input v-model="loginForm.password" prefix-icon="el-icon-lollipop" type="password"></el-input>
                </el-form-item>
                <!-- 按钮区域-->
                <el-form-item class="btns">
                    <el-button type="primary" @click="login()">登录</el-button>
                    <el-button type="info" @click="resetLoginForm()">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
</template>

<script>
    export default {
        data(){
            return{
                loginForm:{
                    // username: 'admin',
                    // password: 'admin',
                },
                //表单的验证规则
                loginFormRules: {
                    //验证用户名是否合法 required：必填项 trigger:焦点事件(失去焦点事件)
                    username: [
                        {required: true,message:"请输入登录名称",trigger:"blur"},
                        {min: 3,max: 10,message:"密码长度在3到10个字符之间",trigger:"blur"},
                    ],
                     password: [
                        {required: true,message:"请输入密码",trigger:"blur"},
                        {min: 3,max: 15,message:"密码长度在3到15个字符之间",trigger:"blur"},
                    ]
                }
            }
        },
        methods: {
            //点击重置按钮，重置登录表单
            resetLoginForm() {
                 console.log(this)
                 this.$refs.loginFormRef.resetFields();
            },
            //登录前 await只能和async绑定（处理promise格式的数据）
            login() {
                this.$refs.loginFormRef.validate(async vaild => {
                    // console.log(vaild)
                    // if(!vaild) return;
                    // const {data: res} =await this.$http.post("login",this.loginForm);
                    // console.log(data)
                    // if(res.meta.status !== 200) return this.$message.error('登录失败！');                   
                    // this.$message.success('登录成功');
                    // //登录成功保存token
                    // window.sessionStorage.setItem("token",res.data.token);
                    this.$router.push('/home')

                })
            }

        }

    }
</script>
<style lang="less" scoped>
    .login_container{
        background-color: #2b4b6b;
        height: 100%;
    }
    .login_box{
        width: 500px;
        height: 300px;
        background-color: #fff;
        border-radius: 3px;
        position: absolute;
        left: 50%;
        top: 10%;
        transform: translate(-50%,50%);
        background-color: #fff;
    }
    .avatar_box{
        height: 130px;
        width: 130px;
        border: 1px solid #eee;
        border-radius: 50%;
        padding: 10px;
        box-shadow: 0 0 10px #ddd;
        position: absolute;
        left: 50%;
        transform: translate(-50%, -50%);
        background-color: #fff;
        img {
            width: 100%;
            height: 100%;
            border-radius: 50%;
            background-color: #eee;
        }
    }
    .login_form{
        position: absolute;
        bottom: 0;
        width: 100%;
        padding: 0 20px;
        box-sizing: border-box;

    }
    .btns{
        display: flex;
        justify-content: flex-end;
    }
</style>